Fate of the ¹⁵n-labelled faeces fraction of dairy farm effluent (DFE) irrigated onto soils under different water regimes

Agriculture & Biology

• irrigated soils 100%
• dairy farming 71%
• effluents 66%
• feces 57%
• water 29%
• soil 21%
• pastures 16%
• urine 11%
• soil organic nitrogen 10%
• water content 10%
• microbial nitrogen 9%
• soil separates 9%
• ammonium nitrogen 9%
• water table 8%
• organic nitrogen 8%
• soil structure 8%
• water treatment 7%
• application methods 7%
• total nitrogen 7%
• nitrogen content 6%
• ammonium 6%
• dairy cows 6%
• soil water 5%
• irrigation 5%
• methodology 1%

Earth & Environmental Sciences

• dairy farm 99%
• feces 80%
• effluent 50%
• soil 30%
• soil surface 24%
• water 21%
• pasture 20%
• turnover 19%
• organic nitrogen 15%
• urine 14%
• ammonium 11%
• water content 11%
• nitrogen 8%
• inorganic nitrogen 8%
• soil structure 7%
• loss 7%
• water table 6%
• water treatment 6%
• laboratory experiment 6%
• soil water 5%
• irrigation 5%
• method 3%
• analysis 1%